package com.woniuxy.main.service;

import java.util.List;

import com.woniuxy.main.pojo.Student;
import com.woniuxy.main.pojo.Vi_user_student;

public interface StudentService {
	
	int findSidByUid(int uid);
	
	public Student findStudentBySid(int sid);
	
	public int findOrderCount(int sid);
	
	public int findPositiveCount(int sid);
	public int insertStudent(int uid);
	
	public List<Vi_user_student> findAllStudent();
}
